Add custom null-ls sources for godot

symlinks/config/nvim/lua/lsp/diagnostic.lua

@@ -3,6 +3,7 @@
 -------------------------------------------------------------------------------
 
 local null_ls = require("null-ls")
+local custom_sources = require("lsp.null-ls_sources")
 
 null_ls.setup({
 	sources = {
@@ -44,7 +45,10 @@ null_ls.setup({
 		null_ls.builtins.formatting.trim_whitespace,
 		null_ls.builtins.hover.dictionary,
 		null_ls.builtins.code_actions.gitsigns,
-		null_ls.builtins.code_actions.refactoring,
+
+		-- Godot
+		custom_sources.formatters.gdformat,
+		custom_sources.diagnostics.gdlint,
 	},
 	on_attach = function(client)
 		if client.resolved_capabilities.document_formatting then

symlinks/config/nvim/lua/lsp/null-ls_sources/gdformat.lua

@@ -0,0 +1,17 @@
+local null_ls = require("null-ls")
+local helpers = require("null-ls.helpers")
+
+return {
+	name = "gdformat",
+	meta = {
+		url = "https://github.com/Scony/godot-gdscript-toolkit",
+		description = "Formatter for GDScript",
+	},
+	method = null_ls.methods.FORMATTING,
+	filetypes = { "gdscript" },
+	generator = helpers.formatter_factory({
+		command = "gdformat",
+		args = { "--diff", "-" },
+		to_stdin = true,
+	}),
+}

symlinks/config/nvim/lua/lsp/null-ls_sources/gdlint.lua

@@ -0,0 +1,33 @@
+local null_ls = require("null-ls")
+local helpers = require("null-ls.helpers")
+
+return {
+	name = "gdlint",
+	meta = {
+		url = "https://github.com/Scony/godot-gdscript-toolkit",
+		description = "Linter for GDScript",
+	},
+	method = null_ls.methods.DIAGNOSTICS_ON_SAVE,
+	filetypes = { "gdscript" },
+	generator = helpers.generator_factory({
+		command = "gdlint",
+		args = { "$FILENAME" },
+		format = "line",
+		from_stderr = true,
+		multiple_files = true,
+		check_exit_code = function(code)
+			return code == 0
+		end,
+		on_output = helpers.diagnostics.from_patterns({
+			{
+				pattern = "(.+):(%d+): Error: (.*)",
+				groups = { "filename", "row", "message" },
+				overrides = {
+					diagnostic = {
+						severity = helpers.diagnostics.severities.error,
+					},
+				},
+			},
+		}),
+	}),
+}

symlinks/config/nvim/lua/lsp/null-ls_sources/init.lua

@@ -0,0 +1,9 @@
+-- Place for custom null-ls sources
+return {
+	formatters = {
+		gdformat = require("lsp.null-ls_sources.gdformat"),
+	},
+	diagnostics = {
+		gdlint = require("lsp.null-ls_sources.gdlint"),
+	},
+}